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The Science of Shade: Unlocking Photochromic Lenses
science.howstuffworks.com/innovation/science-questions/question412.htm
How can my glasses change from transparent, when I'm inside, to dark when I go outdoors?
History of Tattooing
people.howstuffworks.com/culture-traditions/body-art/history-of-tattooing.htm
Ever wonder about the history of tattooing? Explore tattoos in history.
Where did the idea for crossover vehicles come from?
auto.howstuffworks.com/car-models/crossover-cars/idea-for-crossover-vehicle.htm
Where did the idea for crossover vehicles come from? Read about who had the idea for crossover vehicles at HowStuffWorks.
DNA Tattoos: I've Got You Into My Skin
people.howstuffworks.com/culture-traditions/body-art/biogenic-tattoos.htm
If you want to tattoo DNA into your skin, there is now a safe method for doing it. HowStuffWorks takes a look at biogenetic tattooing.
Are There Really Kids' Authors Who Hate Kids?
entertainment.howstuffworks.com/arts/literature/are-there-really-kids-authors-who-hate-kids.htm
From Margaret Wise Brown to Beatrix Potter, some children's authors have reputations for disliking kids. Are the rumors true?
Is Half-and-half Really Half and Half?
recipes.howstuffworks.com/half-and-half.htm
A lot of us use it every day, but what is actually in half-and-half and where did it come from?
What's Your Ancient Roman Name?
play.howstuffworks.com/quiz/whats-your-ancient-roman-name
Have you ever wondered what you would be called if you lived in Ancient Rome? Well, if you would like to find out, then you can take his quiz!
Celebrate Galentine's Day, Leslie Knope Style
people.howstuffworks.com/culture-traditions/holidays-other/galentines-day.htm
Grab your BFFs, girls. Galentine's Day is coming and we're celebrating like Leslie Knope!
A Tremendous Trove of Trivia Quiz
entertainment.howstuffworks.com/leisure/brain-games/trivia-quiz.htm
Think you know geography? Fancy yourself a history buff? Well then, mister or missus big shot, get comfy and let's test your knowledge of weird castles, crazy large numbers and embargoed snack foods.
How Geniuses Work
people.howstuffworks.com/genius.htm
Without a doubt, Einstein was a genius. They're easy to spot, but it's difficult to explain exactly what makes a person a genius. Learn why.